1) With ac measurements, effective power (measured in Watts) equals the product of voltage, current, and power factor (the cosine of the phase angle between the current and the voltage). Watts=EI cosine(Theta). A Watt is a unit of power that considers boFound on http://www.youngco.com/young2.asp?ID=4&Type=3
Unit of electrical power when the current in the circuit is one ampere and the voltage is one volt.Found on http://www.custompowertransformer.com/glossary.html
The watt (symbol: W) is a derived unit of power in the International System of Units (SI), named after the Scottish engineer James Watt (1736–1819). The unit is defined as joule per second and can be used to express the rate of energy conversion or transfer with respect to time. It has dimensions of L2MT-3. ==Examples== ==Origin and adoption as ...Found on http://en.wikipedia.org/wiki/Watt
A basic unit of power corresponding to the production of energy at the rate of 1 Joule per second.Found on http://www.coseti.org/glossary.htm
A unit of electrical power.
Example: My light bulb in my bedside lamp is only 40 watts, as I donï¿½t like it too bright.
Found on http://www.bbc.co.uk/skillswise/glossary/
- a unit of power equal to 1 joule per second 2. [n] - Scottish engineer and inventor whose improvements in the steam engine led to its wide use in industry (1736-1819)Found on http://www.webdictionary.co.uk/definition.php?query=Watt
1) Unit of electrical power.
2) Unit of electrical power derived from the current (or 'quantity' of electricity) multiplied by the voltage (or 'pressure' at which the current is delivered). Stage lighting equipment is rated in Watts (or Kilowatts - 1 kW being equal to 1000W). This refers to the amount of power required to light the lamp. A highe...Found on http://www.encyclo.co.uk/local/20447
Unit of electrical power.Found on http://www.traditionalmusic.co.uk/music%20tech%20glossary/Music%20Tech%20Gl
The watt is the SI unit of power and is equal to 1 joule per second.Conversions1 watt=1 J s-11 watt=3.414 Btu h-11 watt=1.0194x10-4 hp (boiler)1 watt=0.001359 hp (metric)1 watt=0.10197 kgf m s-11 watt=1.0x107 erg s-11 watt=2655.22 ft lb h-11 watt=0.239006 cal s-1Found on http://www.diracdelta.co.uk/science/source/w/a/watt/source.html
Watt (W) is the SI derived unit of power. One watt is a power of one joule per second (W = J/s). It is named after the Scottish engineer James Watt (1736-1819).Found on http://www.ktf-split.hr/periodni/en/abc/v.html
The unit of power. 1 watt is defined as the consumption of energy at the rate of 1 joule per second.
Found on http://www.gcse.com/glos.htm
Unit of power, both electrical and mechanical. The power needed to operate an electrical device. The product of voltage x current. Power is the rate of doing work or providing heat. Power levels around a building can range from a few watts for a typicalÂ nightlight to 5,000 watts (or five kilowatts) for a large air conditioner. Motors around th...Found on http://www.electricfence-online.co.uk/ishop/1047/shopscr21.html
A unit of power, the rate of doing work. Watts = Amps X Volts = One Joule per second.
Found on http://www.mpoweruk.com/glossary.htm
unit of power which is the rate of flow of energy, whether electrical, light or heat; definition is 1 W = 1 J s-1; for electrical, also equals 1VA.
Found on http://www.encyclo.co.uk/local/20842
[ From the distinguished mechanician and scientist, James Watt
A unit of power or activity equal to 10 7
C.G.S. units of power, or to work done at the rate of one joule a second. An English horse power is approximately equal to 746 watts. Found on http://www.encyclo.co.uk/webster/W/16
a unit of power equal to 1 joule per second; the power dissipated by a current of 1 ampere flowing across a resistance of 1 ohmFound on http://wordnetweb.princeton.edu/perl/webwn?s=watt
(W) (waht) the SI unit of power, being the work done at the rate of 1 joule per second. In electric power, it is equivalent to a current of 1 ampere under a pressure of 1 volt.Found on http://www.encyclo.co.uk/local/21001
• (n.) A unit of power or activity equal to 107 C.G.S. units of power, or to work done at the rate of one joule a second. An English horse power is approximately equal to 746 watts.Found on http://thinkexist.com/dictionary/meaning/watt/
(from the article `Beckett, Samuel`) During his years in hiding in unoccupied France, Beckett also completed another novel, Watt, which was not published until 1953. After his return to ...Found on http://www.britannica.com/eb/a-z/w/15
unit of power in the International System of Units (SI) equal to one joule of work performed per second, or to 1746 horsepower. An equivalent is the ... [2 related articles]Found on http://www.britannica.com/eb/a-z/w/15
The rate of energy transfer equivalent to one ampere under an electrical pressure of one volt. One watt equals 1/746 horsepower, or one joule per second. It is the product of voltage and current (amperage).Found on http://www.encyclo.co.uk/local/21690
A metric unit of measurement of the intensity of radiation in Watts over a square meter surface (W/m2
or W m-2
).Found on http://www.physicalgeography.net/physgeoglos/w.html
The power handling capability of amplifiers (output power) and loudspeakers (input power) is given in watts. Power in watts is related to the combination of the driving voltage and the current handling capabilities of the devices.Found on http://www.armstrong.com/commceilingsna/article22542.html
A unit of power or energy. One horsepower is equal to 745.7 watts.Found on http://www.encyclo.co.uk/local/21058
A measure of the electrical requirement of an appliance calculated by multiplying voltage x amperage. For example; a 1600 watt hair dryer which uses '110' volt power needs about 15 amps.Found on http://www.soundhome.com/glossary
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